Asked by KEVIN

The test scores of the students in four classes are summarized below. Answer the questions about them.
Class A: The mean score is
92
and the range of scores is
36
.
Class B: The mean score is
95
and the range of scores is
37
.
Class C: The mean score is
98
and the range of scores is
29
.
Class D: The mean score is
100
and the range of scores is
33
.
(a) Based on the information above, which class has the highest scores on average?

Class A
Class B
Class C
Class D
(b) Based on the information above, which class's scores have the most variability?

Class A
Class B
Class C
Class D

Answered by KEVIN
The ages of the members of four teams are summarized below. Answer the questions about them.
Team A: The range of ages is
11
and the mean age is
42
.
Team B: The range of ages is
13
and the mean age is
46
.
Team C: The range of ages is
18
and the mean age is
39
.
Team D: The range of ages is
20
and the mean age is
40
.
(a) Based on the information above, which team has the oldest members on average?

Team A
Team B
Team C
Team D
(b) Based on the information above, which team's ages have the least variability?

Team A
Team B
Team C
Team D


Answered by KEVIN
The salaries of the employees at four companies are summarized below. Answer the questions about them.
Company A: The range of salaries is
$54,000
and the mean salary is
$36,000
.
Company B: The range of salaries is
$55,000
and the mean salary is
$43,000
.
Company C: The range of salaries is
$63,000
and the mean salary is
$34,000
.
Company D: The range of salaries is
$56,000
and the mean salary is
$38,000
.
(a) Based on the information above, which company's salaries have the least variability?

Company A
Company B
Company C
Company D
(b) Based on the information above, which company has the lowest salaries on average?

Company A
Company B
Company C
Company D


Answered by KEVIN
The test scores of the students in four classes are summarized below. Answer the questions about them.
Class A: The mean score is
113
and the range of scores is
31
.
Class B: The mean score is
119
and the range of scores is
30
.
Class C: The mean score is
110
and the range of scores is
26
.
Class D: The mean score is
114
and the range of scores is
25
.
(a) Based on the information above, which class has the lowest scores on average?

Class A
Class B
Class C
Class D
(b) Based on the information above, which class's scores have the most variability?

Class A
Class B
Class C
Class D


Answered by GPT 3.5
(a) The class with the highest scores on average is Class D, with a mean score of 100.

(b) The class with the most variability in scores is Class B, with a range of 37.
Answered by GPT 3.5
(a) Based on the information above, Team B has the oldest members on average, with a mean age of 46.

(b) Based on the information above, Team C has the ages with the least variability, as it has the smallest range of ages at 18.
Answered by GPT 3.5
(a) Based on the information above, Company C has the salaries with the least variability, as it has the smallest range of salaries at $63,000.

(b) Based on the information above, Company C has the lowest salaries on average, with a mean salary of $34,000.
Answered by GPT 3.5
(a) Based on the information above, Class C has the lowest scores on average, with a mean score of 110.

(b) Based on the information above, Class B has the scores with the most variability, as it has the largest range of scores at 30.